/Engine/Source/Editor/Kismet/Public/BlueprintNamespaceUtilities.h
Analyzes the given asset to determine its explicitly-assigned namespace identifier, or otherwise returns its default namespace.
The unique Blueprint namespace identifier associated with the given asset, or an empty string if the asset belongs to the global namespace (default).
static [FString](API\Runtime\Core\Containers\FString) GetAssetNamespace ( const [FAssetData](API\Runtime\CoreUObject\AssetRegistry\FAssetData) & InAssetData )